[libvirt] [PATCH] qemu_driver: unlink new domain cfg file when rollbak

From: Chen Hanxiao <chenhanxiao@gmail.com> If we failed to unlink old dom cfg file, we goto rollback. But inside rollback, we fogot to unlink the new dom cfg file. This patch fixes this issue. Signed-off-by: Chen Hanxiao <chenhanxiao@gmail.com> --- src/qemu/qemu_driver.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c index e6f845d..3f4a2fb 100644 --- a/src/qemu/qemu_driver.c +++ b/src/qemu/qemu_driver.c @@ -19869,6 +19869,7 @@ qemuDomainRenameCallback(virDomainObjPtr vm, char *new_dom_name = NULL; char *old_dom_name = NULL; char *old_dom_cfg_file = NULL; + char *new_dom_cfg_file = NULL; virCheckFlags(0, ret); @@ -19882,6 +19883,11 @@ qemuDomainRenameCallback(virDomainObjPtr vm, goto cleanup; } + if (!(new_dom_cfg_file = virDomainConfigFile(cfg->configDir, + new_dom_name))) { + goto cleanup; + } + event_old = virDomainEventLifecycleNewFromObj(vm, VIR_DOMAIN_EVENT_UNDEFINED, VIR_DOMAIN_EVENT_UNDEFINED_RENAMED); @@ -19909,6 +19915,7 @@ qemuDomainRenameCallback(virDomainObjPtr vm, cleanup: VIR_FREE(old_dom_cfg_file); + VIR_FREE(new_dom_cfg_file); VIR_FREE(old_dom_name); VIR_FREE(new_dom_name); qemuDomainEventQueue(driver, event_old); @@ -19922,6 +19929,10 @@ qemuDomainRenameCallback(virDomainObjPtr vm, vm->def->name = old_dom_name; old_dom_name = NULL; } + + if (virFileExists(new_dom_cfg_file)) + unlink(new_dom_cfg_file); + goto cleanup; } -- 1.8.3.1

At 2016-10-14 17:35:26, "Chen Hanxiao" <chen_han_xiao@126.com> wrote:
From: Chen Hanxiao <chenhanxiao@gmail.com>
If we failed to unlink old dom cfg file, we goto rollback. But inside rollback, we fogot to unlink the new dom cfg file. This patch fixes this issue.
ping? Regards, - Chen

At 2016-10-19 17:25:29, "Chen Hanxiao" <chen_han_xiao@126.com> wrote:
At 2016-10-14 17:35:26, "Chen Hanxiao" <chen_han_xiao@126.com> wrote:
From: Chen Hanxiao <chenhanxiao@gmail.com>
If we failed to unlink old dom cfg file, we goto rollback. But inside rollback, we fogot to unlink the new dom cfg file. This patch fixes this issue.
ping?
ping? Regards, - Chen
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Chen Hanxiao